Reorganize folder structure.

webcc/globals.h

@@ -0,0 +1,126 @@
+#ifndef WEBCC_GLOBALS_H_
+#define WEBCC_GLOBALS_H_
+
+#include <string>
+#include <vector>
+
+// -----------------------------------------------------------------------------
+// Macros
+
+// Explicitly declare the copy constructor and assignment operator as deleted.
+#define DELETE_COPY_AND_ASSIGN(TypeName) \
+  TypeName(const TypeName&) = delete; \
+  TypeName& operator=(const TypeName&) = delete;
+
+namespace webcc {
+
+// -----------------------------------------------------------------------------
+// Constants
+
+// Default buffer size for socket reading.
+const std::size_t kBufferSize = 1024;
+
+const std::size_t kInvalidLength = static_cast<std::size_t>(-1);
+
+// Timeout seconds.
+// TODO
+const int kMaxConnectSeconds = 10;
+const int kMaxSendSeconds = 30;
+const int kMaxReceiveSeconds = 30;
+
+extern const std::string kHost;
+extern const std::string kContentType;
+extern const std::string kContentLength;
+
+#ifdef WEBCC_ENABLE_SOAP
+extern const std::string kSoapAction;
+#endif  // WEBCC_ENABLE_SOAP
+
+extern const std::string kTextJsonUtf8;
+
+#ifdef WEBCC_ENABLE_SOAP
+extern const std::string kTextXmlUtf8;
+#endif  // WEBCC_ENABLE_SOAP
+
+// HTTP methods (verbs) in string ("HEAD", "GET", etc.).
+// NOTE: Don't use enum to avoid converting back and forth.
+extern const std::string kHttpHead;
+extern const std::string kHttpGet;
+extern const std::string kHttpPost;
+extern const std::string kHttpPatch;
+extern const std::string kHttpPut;
+extern const std::string kHttpDelete;
+
+// HTTP response status.
+// This is not a full list.
+// Full list: https://en.wikipedia.org/wiki/List_of_HTTP_status_codes
+// NTOE: Don't use enum class because we want to convert to/from int easily.
+struct HttpStatus {
+  enum Enum {
+    kOK = 200,
+    kCreated = 201,
+    kAccepted = 202,
+    kNoContent = 204,
+    kNotModified = 304,
+    kBadRequest = 400,
+    kNotFound = 404,
+    InternalServerError = 500,
+    kNotImplemented = 501,
+    kServiceUnavailable = 503,
+  };
+};
+
+// Error codes.
+enum Error {
+  kNoError = 0,
+  kHostResolveError,
+  kEndpointConnectError,
+  kSocketReadError,
+  kSocketWriteError,
+  kHttpError,
+  kXmlError,
+};
+
+// Return a descriptive message for the given error code.
+const char* DescribeError(Error error);
+
+// -----------------------------------------------------------------------------
+
+// Key-value parameter.
+class Parameter {
+ public:
+  Parameter() = default;
+  Parameter(const Parameter&) = default;
+  Parameter& operator=(const Parameter&) = default;
+
+  Parameter(const std::string& key, const char* value);
+  Parameter(const std::string& key, const std::string& value);
+  Parameter(const std::string& key, std::string&& value);
+  Parameter(const std::string& key, int value);
+  Parameter(const std::string& key, double value);
+  Parameter(const std::string& key, bool value);
+
+  // Use "= default" if drop the support of VS 2013.
+  Parameter(Parameter&& rhs);
+
+  // Use "= default" if drop the support of VS 2013.
+  Parameter& operator=(Parameter&& rhs);
+
+  const std::string& key() const { return key_; }
+  const std::string& value() const { return value_; }
+
+  const char* c_key() const { return key_.c_str(); }
+  const char* c_value() const { return value_.c_str(); }
+
+  std::string ToString() const {
+    return key_ + "=" + value_;
+  }
+
+ private:
+  std::string key_;
+  std::string value_;
+};
+
+}  // namespace webcc
+
+#endif  // WEBCC_GLOBALS_H_